200EP inductive amplifier includes adjustable volume control, an LED for visual signal strength indication and powerful speaker for use in noisy environments
620 Alarm Loop Verifier / Tone Generator is designed specifically for the alarm & security industry. Latching feature provides a simple method for identifying intermittent failures and confirming operation of switches at remote locations
In latching mode, the #620 tone generator will catch the alarm condition and continue sounding until it is reset.